We will install 8 4164 DRAM ICs or 2 4464 DRAM ICs and make the necessary system modifications for the 64k upgrade.

Please tell us the model number of the system and the revision of the board - This service does not cover the very early CoCo 1 systems or the Korean built late model CoCo 2 systems that require a daughterboard for upgrading.

Return shipping via USPS not included and will be custom quoted.